Oil & Gas
| Tue 23 Jun 2026
Beijing, June 24 -- PetroChina Co Limited has submitted a patent application for Oil Field Data Security Sharing and Management System and Management Method. This invention was developed by Chen Gaohui, Lyu Xudong, Li Chenchen, An Ran, Shan Jiquan, Zhang Man, Cui Haoyu, Li Shihong, Tian Yu, Wang Xu, Hai Tao, Zhao Yougui, He Lian..